Logitech Cordless TrackMan Optical - trackball > Reviews

Advantages: Works through walls
Disadvantages: Some people really don't like trackballs .. uses batteries

This really does have to be the best of Logitechs cordless series. For those of you that are unaware of what a trackball is, imagine an upsidedown mouse. So instead of moving the mouse around the table you just move the ball. This has 2 advantages. 1) Reduced risk of RSI as body movement to control the device is far less. 2) Less desk space required, as the body of the device does not move. The device is in 2 parts, the reciever, which ... Read review

Advantages: Great for RSI prevention at the wrist, very easy to use and lots of features
Disadvantages: Can be difficult to get the hang of initially (be patient!), uses batteries

I have used this mouse pretty much since they came out - having been a physiotherapist myself I am all too aware of the risk of RSI, and I use computers an awful lot (I now work in IT, so 9 hours a day at work and at least 3-6+ hours at home) and have this mouse both at work and at home. The mouse itself does not move, it sits on your desk (therefore no need for wearing a hole in the desk or using a mousemat) and "talks" to your computer via a ... Read review